Finding the Third Proportional to 42,181.22 and 91,743.56

Step by Step Solution

1. Step 1: Write the proportion equation
   42,181.22 : 91,743.56 = 91,743.56 : x
2. Step 2: Convert to fraction form
   42,181.22/91,743.56 = 91,743.56/x
3. Step 3: Cross multiply
   42,181.22x = 91,743.56 × 91,743.56
4. Step 4: Simplify right side
   42,181.22x = 8,416,881,260.19
5. Step 5: Solve for x
   x = 8,416,881,260.19/42,181.22
6. Step 6: Final answer
   x = 199,540.97